Respuesta :

isaacoranseola

Answer:

=28.3m

Step-by-step explanation:

Circumference of a circle = 2πr

Where π= 3.142

From the diagram diameter = 9m

Radius = diameter/2

R = 9/2

R = 4.5m

Circumference = 2×3.142×4.5

Circumference = 28.278

=28.3m